1 Alaska's motorcycle helmet use law covers
passengers of all ages, operators younger than 18, and operators with
instructional permits;

2 In Florida, the law requires that all
riders younger than 21 years wear helmets, without exception. Those 21 years
and older may ride without helmets only if they can show proof that they are
covered by a medical insurance policy;

3 In Kentucky, the law requires that all riders younger
than 21 years wear helmets, without exception. Those 21 years and older may
ride without helmets only if they can show proof that they are covered by a
medical insurance policy. Motorcycle helmet laws in Kentucky also cover
operators with instructional/learner's permits;

4 Motorcycle helmet laws in Maine cover operators with
instructional/learner's permits. Maine's motorcycle helmet use law also
covers passengers 14 years and younger and passengers if their operators are
required to wear a helmet;

6 North Dakota's motorcycle helmet use law covers all
passengers traveling with operators who are covered by the law;

7 Ohio's motorcycle helmet use law covers
all operators during the first year of licensure and all passengers of
operators who are covered by the law;

8 Pennsylvania's motorcycle helmet use law covers all
operators during the first two years of licensure unless the operator has
completed the safety course approved by PennDOT or the Motorcycle Safety
Foundation;

9 Rhode Island's motorcycle helmet use law
covers all passengers (regardless of age) and all operators during the first
year of licensure (regardless of age);

10 Texas exempts riders 21 years or older if they can either
show proof of successfully completing a motorcycle operator training and
safety course or can show proof of having a medical insurance policy;